/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 刘国水
 * Date: 2025-04-26
 * Time: 16:25
 */
public class test {
    public static void main(String[] args) {
        MyStack myStack = new MyStack();
        myStack.push(12);
        myStack.push(22);
        myStack.push(32);
        myStack.push(42);
        int ret  = myStack.pop();
        System.out.println(ret);
    }
}
